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Lycoming O-720

The Engine Specifications
Introduced in 1961, the O-720 is one of Textron-Lycoming's best-selling piston engines.  The O-720 is basically an eight-cylinder version of the six-cylinder O-540 and four-cylinder O-360.
Horizontally opposed, 8 cylinder, piston engine
Displacement: 722 cubic inches
(11.8 liters)
Bore x stroke: 5.125 x 4.375 inches
Models Used by
IO-720-A1A: 400 hp (298 kW)
IMCO CallAir B-1
Related Pages
More about Lycoming

page updated 17 June 2003



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Kenneth W Shanaberger 2000 - 2010